A Current of 250

question 62

Multiple Choice

A current of 250. A flows for 24.0 hours at an anode where the reaction occurring is
Mn²⁺(aq) + 2H₂O(l)  MnO₂(s) + 4H⁺(aq) + 2e^-
What mass of MnO₂ is deposited at this anode?

• A) 19.5 kg
• B) 12.9 kg
• C) 4.87 kg
• D) 2.43 kg
• E) none of the above

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